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Analysis

  • max time kernel
    35s
  • max time network
    71s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    25/08/2024, 22:34

General

  • Target

    da824890b406e91dc00c1a466c65c4c0N.exe

  • Size

    2.7MB

  • MD5

    da824890b406e91dc00c1a466c65c4c0

  • SHA1

    a0d323bc6e3b7ac2b677bea1064f87d4a4f38ffb

  • SHA256

    80cfbb437bea3100f5d80af49fb9fd3cd09367d43b88b7eb1d67b5480290b2cd

  • SHA512

    bae761fd9b7d5a4a5ee6e1b8f9df9d3714cb1a3264b802a1e6a4400291c880413ad91c90c1ee0607bbab4be9719a05a09852ee5e1e522141c0537d404c05bad6

  • SSDEEP

    49152:r/lshi8hiJNZiy17D/noHktXncR9p8bhJ1NR95Lpj+U7it/Q0H3ikAMmkO7R9j:RsdhiDx1P/nhXcHShP9J7kQ0H3ikm7Hj

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da824890b406e91dc00c1a466c65c4c0N.exe
    "C:\Users\Admin\AppData\Local\Temp\da824890b406e91dc00c1a466c65c4c0N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3036
    • C:\Users\Admin\AppData\Local\Temp\da824890b406e91dc00c1a466c65c4c0N.exe
      C:\Users\Admin\AppData\Local\Temp\da824890b406e91dc00c1a466c65c4c0N.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    7cf052ff937af2a34085613d9ecad25f

    SHA1

    e33f5457c09c8f17d161d55929277fb9c84dae61

    SHA256

    81e87e23db292801853c45c131cd5c14bb9ac38667abb3ee2cb9f971236d1ed0

    SHA512

    2aad0df7e88dcd039134749a45132b3fdf96801986bbaa7781538a769851b9b214ee6dcaf126ae8e584eb00d749020ee7a9ad959cd9fdcf65e8bb7c377e1da51

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    eb07f3a2980ad05cbce93d44efedf97f

    SHA1

    3ed62baf68103e5cd96dc669409491d323a83d76

    SHA256

    9a9aa7251d69cb7b66ae3c01822afdb2fd44d114533a985f6ccb64c29cd968a9

    SHA512

    b54139794ef2b732b7e1ffedb474b2420c4bdc797b6b75985e0dc0833276f319324bfb3db3efd9f8e6f2a069cb1232e48d9f735ee69785785db38f70fd39bf2a

  • C:\Users\Admin\AppData\Local\Temp\CabB04E.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarB080.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\Temp\da824890b406e91dc00c1a466c65c4c0N.exe

    Filesize

    2.7MB

    MD5

    272f059347777964d05ed4c49d620a19

    SHA1

    1329511368a596bb1df5dccbd68aeb99c1f7eeee

    SHA256

    b65e755dd60c277da270ae4273ab9a4ed558151ec6bc1f0f44aca38d42c5a872

    SHA512

    31b05e02e8254f40ee1f9e6394c9d478802732ef7f64fa889a219ba1af84d92d4c278c9fb80a518f021d5e7c256c63e83f861b606ad75d780d151b6f177db5d3

  • memory/2812-16-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/2812-17-0x0000000000130000-0x0000000000261000-memory.dmp

    Filesize

    1.2MB

  • memory/2812-18-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/2812-23-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2812-29-0x00000000033F0000-0x0000000003612000-memory.dmp

    Filesize

    2.1MB

  • memory/2812-115-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/3036-13-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/3036-14-0x0000000003760000-0x0000000003C47000-memory.dmp

    Filesize

    4.9MB

  • memory/3036-0-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/3036-9-0x0000000001B10000-0x0000000001C41000-memory.dmp

    Filesize

    1.2MB

  • memory/3036-1-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB